【译文】滋润养育自身一定要用诚敬，求学的目的就在于获得知识和学问。

Democracy must be born anew every generation, and education is its midwife.

"We are all in the gutter, but some of us are looking at the stars."

Genetically modified technology is an important direction for future agricultural development, we should view it scientifically and rationally.